insect killer

例句：

1. 1. The gardener uses insect killer to keep the bees away from the flowers.
   园丁使用杀虫剂来防止蜜蜂靠近花朵。
2. 2. The farmers sprayed the crops with insect killer to protect them from pests.
   农民用杀虫剂喷洒作物，以保护它们免受害虫侵害。
3. 3. The children gathered around the insect killer and eagerly awaited its effect.
   孩子们围在杀虫剂周围，急切地等待着它的效果显现。